Status of Invasive Plants in Texas

Total number of exotic species reported: 511

Total number of records in EDDMapS: 47275


Invasive Plants by Category

  • Aquatic - 19 species, 1000 records
  • Cactus - 1 species, 9 records
  • Conifer Trees - 1 species, 1 records
  • Ferns - 1 species, 4 records
  • Forbs/Herbs - 228 species, 7109 records
  • Grass or Grasslike - 107 species, 10008 records
  • Hardwood Trees - 48 species, 7544 records
  • Shrub or Subshrub - 53 species, 6973 records
  • Vines - 42 species, 6315 records

Top Ten Abundant Invasive Plants (by number of reports)

  1. Japanese honeysuckle - 4422 reports
  2. Chinese tallowtree - 3546 reports
  3. chinaberry - 1826 reports
  4. johnsongrass - 1642 reports
  5. privet - 1254 reports
  6. sacred bamboo - 1211 reports
  7. glossy privet - 1116 reports
  8. giant reed - 951 reports
  9. Chinese privet - 841 reports
  10. bermudagrass - 816 reports

Top Ten Widespread Invasive Plants (by number of positive counties)

  1. bristlegrass - 189/254 (74%)
  2. johnsongrass - 168/254 (66%)
  3. rescuegrass - 151/254 (59%)
  4. giant reed - 134/254 (53%)
  5. bermudagrass - 131/254 (52%)
  6. chinaberry - 122/254 (48%)
  7. dallisgrass - 117/254 (46%)
  8. barnyardgrass - 116/254 (46%)
  9. puncturevine - 113/254 (44%)
  10. yellow sweet-clover - 110/254 (43%)

Counties with the most invasive species reported

  1. Travis County - 292 species
  2. Brazos County - 291 species
  3. Harris County - 274 species
  4. Dallas County - 243 species
  5. Tarrant County - 236 species
  6. Gillespie County - 223 species
  7. Walker County - 214 species
  8. Grayson County - 211 species
  9. Robertson County - 193 species
  10. Galveston County - 188 species

Counties with the least invasive species reported

  1. Stonewall County - 4 species
  2. Glasscock County - 4 species
  3. Haskell County - 4 species
  4. Borden County - 5 species
  5. Fisher County - 5 species
  6. Kent County - 5 species
  7. Cochran County - 6 species
  8. Mitchell County - 6 species
  9. Baylor County - 8 species
  10. Sterling County - 9 species

Report created on April 17, 2014 at 12:20 AM by the UGA Center for Invasive Species and Ecosystem Health using EDDMapS Technology and Data.



Bugwood Center Developed by The University of Georgia - Center for Invasive Species and Ecosystem Health.
Last updated on Tuesday, December 04, 2012 at 08:59 AM